Home / 9,734.40-13,434.24-5,487.12

Finding the Fourth Proportional to 9,734.40, 13,434.24 and 5,487.12

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Solution

The fourth proportional to 9,734.40, 13,434.24 and 5,487.12 is: 7,572.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,734.40 : 13,434.24 = 5,487.12 : x
  2. Step 2: Convert to fraction form
    9,734.40/13,434.24 = 5,487.12/x
  3. Step 3: Cross multiply
    9,734.40x = 13,434.24 × 5,487.12
  4. Step 4: Simplify right side
    9,734.40x = 73,715,286.99
  5. Step 5: Solve for x
    x = 73,715,286.99/9,734.40
  6. Step 6: Final answer
    x = 7,572.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.